Quick answer
A fake IW323714 is a replica watch sold under an IWC reference number. IWC writes its references as IW plus six digits, so 323714 fits that pattern. The number by itself does not confirm a model, a case size, or a movement. Confirm the model on iwc.com or with an authorized dealer before you judge a watch.
Where the reference number appears
- Caseback engraving, and between the lugs on older cases.
- Warranty card and booklet.
- Rotor or bridges on some calibers.
A genuine watch carries the same number in more than one place. Replica sellers often show one number and leave the rest blank.
Checks that expose a replica
Case and engraving
Look at the depth and the edge of the engraving. Stamped or engraved marks on IWC cases have clean edges and steady depth. Copy cases show shallow marks and drifting fonts. Compare the caseback text to a photo from an authorized dealer.
Dial and hands
Check that applied indices line up with the minute track. Check the date window for a cut edge, not a printed frame. Copy dials show print that sits off center and hands with tool marks on the top surface.
Movement
Ask for a photo of the movement and a timegrapher reading. Rate, amplitude, and beat error are hard to fake on a photo. A watchmaker with a case-opening tool settles the question in minutes.
Caseback, box, and papers
The serial number, the reference number, and the model name must match across the caseback, the card, and the booklet. Numbers that do not match point to a replica or to a watch built from parts.
Price signals
New steel IWC watches sit in a range from about $4,000 to $12,000, set by model and movement. Listings for replicas fall from about $50 to $500, and up to about $800 for builds with copied movements. A price far under the used market for the stated model is a signal, not proof.
Limits of an online check
Photos cannot confirm a movement. Ask for the serial number, a written return policy, and a service history before payment. If the seller refuses any of the three, treat the watch as a replica.